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81 lines
2.8 KiB
HTML
81 lines
2.8 KiB
HTML
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
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<html>
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<head>
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<meta http-equiv="content-type" content="text/html; charset=UTF-8">
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<title>Set read file buffering on the given stream</title>
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</head>
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<body class="docs"><div id="layout">
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<div id="layout-content"><div id="function.stream-set-read-buffer" class="refentry">
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<div class="refnamediv">
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<h1 class="refname">stream_set_read_buffer</h1>
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<p class="verinfo">(PHP 5 >= 5.3.3, PHP 7)</p><p class="refpurpose"><span class="refname">stream_set_read_buffer</span> — <span class="dc-title">Set read file buffering on the given stream</span></p>
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</div>
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<div class="refsect1 description" id="refsect1-function.stream-set-read-buffer-description">
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<h3 class="title">说明</h3>
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<div class="methodsynopsis dc-description">
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<span class="methodname"><strong>stream_set_read_buffer</strong></span>
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( <span class="methodparam"><span class="type">resource</span> <code class="parameter">$stream</code></span>
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, <span class="methodparam"><span class="type">int</span> <code class="parameter">$buffer</code></span>
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) : <span class="type">int</span></div>
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<p class="para rdfs-comment">
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Sets the read buffer. It's the equivalent of <span class="function"><a href="stream_set_write_buffer.html" class="function">stream_set_write_buffer()</a></span>,
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but for read operations.
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</p>
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</div>
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<div class="refsect1 parameters" id="refsect1-function.stream-set-read-buffer-parameters">
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<h3 class="title">参数</h3>
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<dl>
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<dt>
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<code class="parameter">stream</code></dt>
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<dd>
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<p class="para">
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The file pointer.
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</p>
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</dd>
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<dt>
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<code class="parameter">buffer</code></dt>
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<dd>
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<p class="para">
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The number of bytes to buffer. If <code class="parameter">buffer</code>
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is 0 then read operations are unbuffered. This ensures that all reads
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with <span class="function"><a href="fread.html" class="function">fread()</a></span> are completed before other processes are
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allowed to read from that input stream.
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</p>
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</dd>
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</dl>
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</div>
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<div class="refsect1 returnvalues" id="refsect1-function.stream-set-read-buffer-returnvalues">
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<h3 class="title">返回值</h3>
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<p class="para">
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Returns 0 on success, or another value if the request
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cannot be honored.
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</p>
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</div>
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<div class="refsect1 seealso" id="refsect1-function.stream-set-read-buffer-seealso">
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<h3 class="title">参见</h3>
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<ul class="simplelist">
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<li class="member"><span class="function"><a href="stream_set_write_buffer.html" class="function" rel="rdfs-seeAlso">stream_set_write_buffer()</a> - Sets write file buffering on the given stream</span></li>
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</ul>
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</div>
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</div></div></div></body></html> |